The most expensive cow in the world was sold in 2009 for $1.2 million.
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The largest earthworm on record was found in South Africa and measured 22 feet.
151
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
Cats are one of the only animals to domesticate themselves and approach humans on their own terms.
20
Urechis unicinctus is a species of marine spoon worm that is widely referred to as the ‘penis fish’.
2
Alligator snapping turtles can live for over 150 years. Scientists know this because some of the turtles had musket balls in their stomachs.
271
A tortoise named Adwaita lived to 255 years old. To put it into perspective, he was born before the United States of America existed and his death was announced on CNN (1750-2006).
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